Patch: Statslog() only worked when LDAP_DEBUG && LDAP_SYSLOG (ITS#2215)

Full_Name: Hallvard B. Furuseth
Version: HEAD
OS: Solaris
URL: http://folk.uio.no/hbf/OpenLDAP/statslog.txt
Submission from: (NULL) (129.240.186.42)
This patch makes Statslog() work if only one of
LDAP_DEBUG and LDAP_SYSLOG is #defined.